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- Activated when a file is opened/closed.
- On open, check if Sum-over-i( Sum-over-j ( )) < N.
- If yes, proceed with query.
- If no, place query at the head of a suspended waiting queue.
- On close, free buffers to the global pool, activate a query on the waiting
list which does not contradict the above condition.
Deepak Kumar Tawri
Wed Apr 21 21:25:41 IST 1999